| HTML Entity (dec) | 空 |
| HTML Entity (hex) | 空 |
| UTF-8 (hex) | 0xe7a9ba / 0xe7 0xa9 0xba (3 bytes) |
| UTF-8 (dec) | 231, 169, 186 (3 bytes) |
| UTF-16-BE (hex) | 0x7a7a / 0x7a 0x7a (2 bytes) |
| UTF-16-BE (dec) | 122, 122 (2 bytes) |
| UTF-32-BE (hex) | 0x7a7a / 0x00 0x00 0x7a 0x7a (4 bytes) |
| UTF-32-BE (dec) | 0, 0, 122, 122 (4 bytes) |
| C/C++/Java source code | "\u7a7a" |
| Python source code | "\u7a7a" |